[fix] #726 Sync now better adapts to the available Internet bandwith
[fix] #726 Sync now better adapts to the available Internet bandwith

duniter/duniter,duniter/duniter,duniter/duniter,blaurent49/duniter,duniter/duniter,blaurent49/duniter,blaurent49/duniter,duniter/duniter,duniter/duniter,blaurent49/duniter